cve-2020-7062
Vulnerability from cvelistv5
Published
2020-02-27 20:25
Modified
2024-09-16 22:24
Summary
Null Pointer Dereference in PHP Session Upload Progress
Impacted products
PHP GroupPHP
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:18:03.016Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.php.net/bug.php?id=79221"
          },
          {
            "name": "openSUSE-SU-2020:0341",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html"
          },
          {
            "name": "GLSA-202003-57",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202003-57"
          },
          {
            "name": "[debian-lts-announce] 20200326 [SECURITY] [DLA 2160-1] php5 security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html"
          },
          {
            "name": "USN-4330-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/4330-1/"
          },
          {
            "name": "DSA-4717",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2020/dsa-4717"
          },
          {
            "name": "DSA-4719",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2020/dsa-4719"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/tns-2021-14"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "PHP",
          "vendor": "PHP Group",
          "versions": [
            {
              "lessThan": "7.3.15",
              "status": "affected",
              "version": "7.3.x",
              "versionType": "custom"
            },
            {
              "lessThan": "7.4.3",
              "status": "affected",
              "version": "7.4.x",
              "versionType": "custom"
            },
            {
              "lessThan": "7.2.28",
              "status": "affected",
              "version": "7.2.x",
              "versionType": "custom"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "file_uploads=1\nsession.upload_progress.enabled=1\nsession.upload_progress.cleanup=0"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Reported by ryat@php.net"
        }
      ],
      "datePublic": "2020-02-17T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-476",
              "description": "CWE-476 NULL Pointer Dereference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-22T17:06:46",
        "orgId": "dd77f84a-d19a-4638-8c3d-a322d820ed2b",
        "shortName": "php"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.php.net/bug.php?id=79221"
        },
        {
          "name": "openSUSE-SU-2020:0341",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html"
        },
        {
          "name": "GLSA-202003-57",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202003-57"
        },
        {
          "name": "[debian-lts-announce] 20200326 [SECURITY] [DLA 2160-1] php5 security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html"
        },
        {
          "name": "USN-4330-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/4330-1/"
        },
        {
          "name": "DSA-4717",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2020/dsa-4717"
        },
        {
          "name": "DSA-4719",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2020/dsa-4719"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.tenable.com/security/tns-2021-14"
        }
      ],
      "source": {
        "defect": [
          "https://bugs.php.net/bug.php?id=79221"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "Null Pointer Dereference in PHP Session Upload Progress",
      "workarounds": [
        {
          "lang": "en",
          "value": "Disable file uploading, file upload tracking or enable session.upload_progress.cleanup."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@php.net",
          "DATE_PUBLIC": "2020-02-17T16:21:00.000Z",
          "ID": "CVE-2020-7062",
          "STATE": "PUBLIC",
          "TITLE": "Null Pointer Dereference in PHP Session Upload Progress"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PHP",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "7.3.x",
                            "version_value": "7.3.15"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "7.4.x",
                            "version_value": "7.4.3"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "7.2.x",
                            "version_value": "7.2.28"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "PHP Group"
              }
            ]
          }
        },
        "configuration": [
          {
            "lang": "en",
            "value": "file_uploads=1\nsession.upload_progress.enabled=1\nsession.upload_progress.cleanup=0"
          }
        ],
        "credit": [
          {
            "lang": "eng",
            "value": "Reported by ryat@php.net"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-476 NULL Pointer Dereference"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugs.php.net/bug.php?id=79221",
              "refsource": "MISC",
              "url": "https://bugs.php.net/bug.php?id=79221"
            },
            {
              "name": "openSUSE-SU-2020:0341",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html"
            },
            {
              "name": "GLSA-202003-57",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202003-57"
            },
            {
              "name": "[debian-lts-announce] 20200326 [SECURITY] [DLA 2160-1] php5 security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html"
            },
            {
              "name": "USN-4330-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/4330-1/"
            },
            {
              "name": "DSA-4717",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4717"
            },
            {
              "name": "DSA-4719",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4719"
            },
            {
              "name": "https://www.tenable.com/security/tns-2021-14",
              "refsource": "CONFIRM",
              "url": "https://www.tenable.com/security/tns-2021-14"
            }
          ]
        },
        "source": {
          "defect": [
            "https://bugs.php.net/bug.php?id=79221"
          ],
          "discovery": "EXTERNAL"
        },
        "work_around": [
          {
            "lang": "en",
            "value": "Disable file uploading, file upload tracking or enable session.upload_progress.cleanup."
          }
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "dd77f84a-d19a-4638-8c3d-a322d820ed2b",
    "assignerShortName": "php",
    "cveId": "CVE-2020-7062",
    "datePublished": "2020-02-27T20:25:15.153032Z",
    "dateReserved": "2020-01-15T00:00:00",
    "dateUpdated": "2024-09-16T22:24:49.661Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-7062\",\"sourceIdentifier\":\"security@php.net\",\"published\":\"2020-02-27T21:15:19.037\",\"lastModified\":\"2022-01-01T19:30:48.393\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.\"},{\"lang\":\"es\",\"value\":\"En PHP versiones 7.2.x por debajo de 7.2.28, versiones 7.3.x por debajo de 7.3.15 y versiones 7.4.x por debajo de 7.4.3, cuando es usada la funcionalidad de carga de archivos, si el seguimiento de progreso de carga est\u00e1 habilitado, pero session.upload_progress.cleanup est\u00e1 ajustado en 0 (deshabilitado), y la carga del archivo presenta un fallo, el procedimiento de carga intentar\u00eda limpiar los datos que no existan y encontrar\u00eda una desreferencia del puntero null, lo que probablemente conllevar\u00eda a un bloqueo.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"security@php.net\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:N/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":4.3},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]},{\"source\":\"security@php.net\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.2.0\",\"versionEndIncluding\":\"7.2.27\",\"matchCriteriaId\":\"C6DEDF33-5700-450F-980D-8CA598A53DED\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.3.0\",\"versionEndIncluding\":\"7.3.14\",\"matchCriteriaId\":\"1CA6A47B-6146-4361-AED1-4263B7911C6C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.4.0\",\"versionEndIncluding\":\"7.4.2\",\"matchCriteriaId\":\"D73AA9E0-B622-41A6-9E5B-924051D4CA61\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B620311B-34A3-48A6-82DF-6F078D7A4493\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*\",\"matchCriteriaId\":\"CB66DB75-2B16-4EBF-9B93-CE49D8086E41\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*\",\"matchCriteriaId\":\"815D70A8-47D3-459C-A32C-9FEACA0659D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*\",\"matchCriteriaId\":\"7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A31C8344-3E02-4EB8-8BD8-4C84B7959624\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html\",\"source\":\"security@php.net\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://bugs.php.net/bug.php?id=79221\",\"source\":\"security@php.net\",\"tags\":[\"Exploit\",\"Vendor Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html\",\"source\":\"security@php.net\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/202003-57\",\"source\":\"security@php.net\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/4330-1/\",\"source\":\"security@php.net\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2020/dsa-4717\",\"source\":\"security@php.net\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2020/dsa-4719\",\"source\":\"security@php.net\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.tenable.com/security/tns-2021-14\",\"source\":\"security@php.net\",\"tags\":[\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...
  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.